[INFO] cloning repository https://github.com/thealmarty/skip_lists_sorted [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/thealmarty/skip_lists_sorted" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthealmarty%2Fskip_lists_sorted", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthealmarty%2Fskip_lists_sorted'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 64298ce32403180f90a7baedb72ab0f956de26fe [INFO] testing thealmarty/skip_lists_sorted against try#dec9417b8611e34e787a3e4c37686b5131f9e5c5 for pr-154210 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthealmarty%2Fskip_lists_sorted" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/thealmarty/skip_lists_sorted [INFO] finished tweaking git repo https://github.com/thealmarty/skip_lists_sorted [INFO] tweaked toml for git repo https://github.com/thealmarty/skip_lists_sorted written to /workspace/builds/worker-2-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/thealmarty/skip_lists_sorted on toolchain dec9417b8611e34e787a3e4c37686b5131f9e5c5 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/thealmarty/skip_lists_sorted already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] dd7f62b981d16c9d128403a1524a29aeec56aa1ba10d800046561c4d51c40011 [INFO] running `Command { std: "docker" "start" "-a" "dd7f62b981d16c9d128403a1524a29aeec56aa1ba10d800046561c4d51c40011", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "dd7f62b981d16c9d128403a1524a29aeec56aa1ba10d800046561c4d51c40011", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "dd7f62b981d16c9d128403a1524a29aeec56aa1ba10d800046561c4d51c40011", kill_on_drop: false }` [INFO] [stdout] dd7f62b981d16c9d128403a1524a29aeec56aa1ba10d800046561c4d51c40011 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 277275342b43487af2751591fec177f357b56f7c704946f5e573d382916460ed [INFO] running `Command { std: "docker" "start" "-a" "277275342b43487af2751591fec177f357b56f7c704946f5e573d382916460ed", kill_on_drop: false }` [INFO] [stderr] Compiling fastrand v1.4.0 [INFO] [stderr] Compiling skip_lists_sorted v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: struct `Node` is never constructed [INFO] [stdout] --> src/main.rs:10:8 [INFO] [stdout] | [INFO] [stdout] 10 | struct Node { [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: type alias `ArcNode` is never used [INFO] [stdout] --> src/main.rs:16:6 [INFO] [stdout] | [INFO] [stdout] 16 | type ArcNode = Arc>; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: type alias `VecOfNodes` is never used [INFO] [stdout] --> src/main.rs:20:6 [INFO] [stdout] | [INFO] [stdout] 20 | type VecOfNodes = Vec>>; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: type alias `SkipList` is never used [INFO] [stdout] --> src/main.rs:23:6 [INFO] [stdout] | [INFO] [stdout] 23 | type SkipList = Vec>; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `find_node` is never used [INFO] [stdout] --> src/main.rs:27:4 [INFO] [stdout] | [INFO] [stdout] 27 | fn find_node(val: T, slist: SkipList) -> Option> { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.26s [INFO] running `Command { std: "docker" "inspect" "277275342b43487af2751591fec177f357b56f7c704946f5e573d382916460ed", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "277275342b43487af2751591fec177f357b56f7c704946f5e573d382916460ed", kill_on_drop: false }` [INFO] [stdout] 277275342b43487af2751591fec177f357b56f7c704946f5e573d382916460ed [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 05ae260414bc533bd74e6bb783efb4ae1c5508d865e36d574775b087306d62b0 [INFO] running `Command { std: "docker" "start" "-a" "05ae260414bc533bd74e6bb783efb4ae1c5508d865e36d574775b087306d62b0", kill_on_drop: false }` [INFO] [stderr] Compiling skip_lists_sorted v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: struct `Node` is never constructed [INFO] [stdout] --> src/main.rs:10:8 [INFO] [stdout] | [INFO] [stdout] 10 | struct Node { [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: type alias `ArcNode` is never used [INFO] [stdout] --> src/main.rs:16:6 [INFO] [stdout] | [INFO] [stdout] 16 | type ArcNode = Arc>; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: type alias `VecOfNodes` is never used [INFO] [stdout] --> src/main.rs:20:6 [INFO] [stdout] | [INFO] [stdout] 20 | type VecOfNodes = Vec>>; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: type alias `SkipList` is never used [INFO] [stdout] --> src/main.rs:23:6 [INFO] [stdout] | [INFO] [stdout] 23 | type SkipList = Vec>; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `find_node` is never used [INFO] [stdout] --> src/main.rs:27:4 [INFO] [stdout] | [INFO] [stdout] 27 | fn find_node(val: T, slist: SkipList) -> Option> { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.24s [INFO] running `Command { std: "docker" "inspect" "05ae260414bc533bd74e6bb783efb4ae1c5508d865e36d574775b087306d62b0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "05ae260414bc533bd74e6bb783efb4ae1c5508d865e36d574775b087306d62b0", kill_on_drop: false }` [INFO] [stdout] 05ae260414bc533bd74e6bb783efb4ae1c5508d865e36d574775b087306d62b0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] c3027c7d55553a5967ede9e8f94990c60bb60349b6e34c8f55a5bf28b7be24d2 [INFO] running `Command { std: "docker" "start" "-a" "c3027c7d55553a5967ede9e8f94990c60bb60349b6e34c8f55a5bf28b7be24d2", kill_on_drop: false }` [INFO] [stderr] warning: struct `Node` is never constructed [INFO] [stderr] --> src/main.rs:10:8 [INFO] [stderr] | [INFO] [stderr] 10 | struct Node { [INFO] [stderr] | ^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: type alias `ArcNode` is never used [INFO] [stderr] --> src/main.rs:16:6 [INFO] [stderr] | [INFO] [stderr] 16 | type ArcNode = Arc>; [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: type alias `VecOfNodes` is never used [INFO] [stderr] --> src/main.rs:20:6 [INFO] [stderr] | [INFO] [stderr] 20 | type VecOfNodes = Vec>>; [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: type alias `SkipList` is never used [INFO] [stderr] --> src/main.rs:23:6 [INFO] [stderr] | [INFO] [stderr] 23 | type SkipList = Vec>; [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function `find_node` is never used [INFO] [stderr] --> src/main.rs:27:4 [INFO] [stderr] | [INFO] [stderr] 27 | fn find_node(val: T, slist: SkipList) -> Option> { [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: `skip_lists_sorted` (bin "skip_lists_sorted" test) generated 5 warnings [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s [INFO] [stderr] Running unittests src/main.rs (/opt/rustwide/target/debug/deps/skip_lists_sorted-a7fe3d064fcdfc77) [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "c3027c7d55553a5967ede9e8f94990c60bb60349b6e34c8f55a5bf28b7be24d2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c3027c7d55553a5967ede9e8f94990c60bb60349b6e34c8f55a5bf28b7be24d2", kill_on_drop: false }` [INFO] [stdout] c3027c7d55553a5967ede9e8f94990c60bb60349b6e34c8f55a5bf28b7be24d2